5. In the pop-up window, you need to choose to use current settings or one saved project.

Note: If you tick "Don't Show Next Time" option, the options in this window will be the default options, and this window does not pop-up next time until ImageCool next starts.

6. If you want to convert opacity formats (like JPG) images to transparent formats (like PNG), you need to choose which colors should be converted to transparency in the next pop-up window. You can choose 5 colors at most.

7. If you want to convert the transparent formats (like GIF) to the opacity formats (like PCX), you need to choose what color should be used to fill the transparent field.

8. Finally, ImageCool will pop up a window, which shows the file list and procession progress.